The spread could be “dramatically enhanced” by travels expected during the upcoming Spring Festival, a national holiday period surrounding the Lunar New Year, which falls on January 22, the study said.
For nearly three years, the Chinese government used strict lockdowns, centralized quarantines, mass testing and rigorous contact tracing to curb the spread of the virus. That costly strategy was abandoned in early December, following an explosion of protests across the country against stringent restrictions that have upended businesses and daily life.